License of Yii Framework

Must

  • Retain the original copyright notice shown on the left.

Can

  • Use freely for commercial purposes in derivative works.
  • Modify.
  • Distribute.
  • Give partial production/distribution rights to third parties not included in the license.
  • Place a warranty on the software.

Cannot

  • Use contributors' names, logos or trademarks.
  • Software is released without warranty and the software/license owner cannot be charged for damages.

License of Official and User-contributed Documentation

Must

  • Grant the same freedoms as in original license.
  • Acknowledge the authors in form of linking back to the original article.

Can

  • Copy.
  • Modify.
  • Redistribute.

3rd Party Licenses

Must

  • Retain the original copyright and license.

Can

  • Use for commercial purposes in derivative works.
  • Modify.
  • Distribute.

Cannot

  • Place a warranty on the software.
  • Software is released without warranty and the software/license owner cannot be charged for damages.